產品介紹

Oil Based Overprinting Varnis

This is the most long-glazing, the earliest use of natural resins such as Copal, resin, etc. dissolved in solvent, then one uses PVC resin, acrylic resin used again until now. The main feature is fast drying, good water resistance, high gloss. The disadvantage is that solvent pollution, flammable, paper recycling is not easy. Only can be use off line. as under according can be divided into different levels of demand for gloss, matt, Blister varnish and rub resistance.

Solvent Based Overprinting varnish for endless calenda

This product is the oldest product, PVC is the main component of the earliest, and then changed to Acrylic polymer. The daawbacks of this solvent type varnish are solvent pollution, flammable ;On the other hand, the advantage of using solvent type varnish flim formation is quickly and operation is also more easy. For evaluation , the merits of varnish will depend on the speed of calendar , the film flatness, gloss of varnish, gloss retention , ease away from hot plate and their rub resistance ;

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